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Class Information
Number: 427/230
Name: Coating processes > Interior of hollow article coating
Description: Processes wherein the coating is applied to an inner or concave surface of a cavity, bore, depression or hole in the work.










Sub-classes under this class:

Class Number Class Name Patents
427/237 Coating by vapor, gas, mist, or smoke 380
427/239 Metal base 494
427/235 Removing excess coating material 188
427/231 Rotating the article 144
427/236 Spraying 406
427/238 Vacuum or pressure utilized 338


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12

Patent Number Title Of Patent Date Issued
7655281 Method of protecting wood through enhanced penetration of wood preservatives and related solution Feb. 2, 2010
7645492 Plasma coating system for accommodating substrates of different shapes Jan. 12, 2010
7641941 Oxidation inhibition of carbon-carbon composites Jan. 5, 2010
7638156 Apparatus and method for selectively coating a medical article Dec. 29, 2009
7604830 Method and apparatus for coating interior surfaces of medical devices Oct. 20, 2009
7601383 Coating construct containing poly (vinyl alcohol) Oct. 13, 2009
7601390 Protective system for concrete sewer applications Oct. 13, 2009
7588796 Method of making a composite membrane Sep. 15, 2009
7588797 Field repairable high temperature smooth wear coating Sep. 15, 2009
7549598 Method of making and applying volatile substance-controlling composition Jun. 23, 2009
7547466 Method of manufacturing spindle motor Jun. 16, 2009
7531209 Porous films and bodies with enhanced mechanical strength May. 12, 2009
7527880 Water-soluble substrate with resistance to dissolution prior to being immersed in water May. 5, 2009
7510743 Process for manufacturing device having honeycomb-structure thermal barrier coating Mar. 31, 2009
7507284 Sandcasting pattern coating compositions containing graphite Mar. 24, 2009
7501090 Method for protecting metal surfaces utilizing erosion resistant oxide cermets Mar. 10, 2009
7491420 Method of manufacturing a plastic container Feb. 17, 2009
7485343 Preparation of hydrophobic coatings Feb. 3, 2009
7455882 Method of applying adhesive to electrochemical cell components Nov. 25, 2008
7452569 Organic aluminum precursor and method of manufacturing a metal wiring using the same Nov. 18, 2008
7419702 Method for processing a substrate Sep. 2, 2008
7407568 Method of using sol-gel coatings for on-line preconcentration of amino acids in capillary electrophoresis Aug. 5, 2008
7407687 Method of sequentially forming anti-corrosive coatings Aug. 5, 2008
7387814 Process for in situ coating of turbo-machine components Jun. 17, 2008
7348038 IOL insertion apparatus and method for making and using same Mar. 25, 2008
7348039 Method of making a newly installed plumbing system renewable Mar. 25, 2008
7338688 Protective pipe and tank linings Mar. 4, 2008
7332197 Methods of fabricating microneedle arrays using sacrificial molds, and microneedle arrays fabricated thereby Feb. 19, 2008
7323218 Synthesis of composite nanofibers for applications in lithium batteries Jan. 29, 2008
7279196 Liner for waste water system rehabilitation Oct. 9, 2007
7270847 System and method for coating tubes Sep. 18, 2007
7264845 Method for increasing the hydrophobicity of a lavatory bowl surface Sep. 4, 2007
7252856 Blood gas syringe having improved blood barrier Aug. 7, 2007
7223447 Method of coating welded tubes May. 29, 2007
7217441 Methods for coating pipe comprising using cement compositions comprising high tensile strength fibers and/or a multi-purpose cement additive May. 15, 2007
7214407 Method for the prevention of barnacle attacks May. 8, 2007
7208203 Method for forming metal oxide film and method for forming secondary electron emission film in gas discharge tube Apr. 24, 2007
7192622 Process of masking cooling holes of a gas turbine component Mar. 20, 2007
7192620 Mold-release coating systems Mar. 20, 2007
7189429 Method for renovating pipelines Mar. 13, 2007
7182978 Method and device for the prevention of wall adherences in shafts on the introduction of particles Feb. 27, 2007
7163722 Device and method for coating serpentine fluorescent lamps Jan. 16, 2007
7132150 Porous ceramic filters with catalyst coatings Nov. 7, 2006
7118779 Reactor surface passivation through chemical deactivation Oct. 10, 2006
7095021 Method, apparatus and system for specimen fabrication by using an ion beam Aug. 22, 2006
7094445 Dimensionally controlled pack aluminiding of internal surfaces of a hollow article Aug. 22, 2006
7056555 Method for coating an internal surface of an article with an aluminum-containing coating Jun. 6, 2006
7052736 Method for depositing coatings on the interior surfaces of tubular structures May. 30, 2006
7052735 Method of plugging at least some of the cells of a honeycomb structure May. 30, 2006
7022376 Thin-walled honeycomb structure and method for reinforcing the same Apr. 4, 2006

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